Home / 379,271,361.64-568,907,263.60-106,642,128.64

Finding the Fourth Proportional to 379,271,361.64, 568,907,263.60 and 106,642,128.64

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Solution

The fourth proportional to 379,271,361.64, 568,907,263.60 and 106,642,128.64 is: 159,963,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,271,361.64 : 568,907,263.60 = 106,642,128.64 : x
  2. Step 2: Convert to fraction form
    379,271,361.64/568,907,263.60 = 106,642,128.64/x
  3. Step 3: Cross multiply
    379,271,361.64x = 568,907,263.60 × 106,642,128.64
  4. Step 4: Simplify right side
    379,271,361.64x = 60,669,481,589,061,592
  5. Step 5: Solve for x
    x = 60,669,481,589,061,592/379,271,361.64
  6. Step 6: Final answer
    x = 159,963,255.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.